Nice video there thanks for showing it, hmm - I wonder if the...

Nice video there thanks for showing it, hmm - I wonder if the push-button sequencing/usage method is patented in any way as I already use that on a commercial product overseas ?
I guess not, as variations of it have been used before more or less as classic means to reduce hardware costs since comparatively the software thats appropriate can extend basic control function ie Not an extra expense, iow once developed and incremental, is often listed as zero manufacturing cost ie Not an extra impost to fabrication costs, except perhaps makes the pamplet insert a wee bit longer ;-)